.20x+.60(20-x)=10

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Solution for .20x+.60(20-x)=10 equation:


Simplifying
0.20x + 0.60(20 + -1x) = 10
0.20x + (20 * 0.60 + -1x * 0.60) = 10
0.20x + (12 + -0.6x) = 10

Reorder the terms:
12 + 0.20x + -0.6x = 10

Combine like terms: 0.20x + -0.6x = -0.4x
12 + -0.4x = 10

Solving
12 + -0.4x = 10

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-12' to each side of the equation.
12 + -12 + -0.4x = 10 + -12

Combine like terms: 12 + -12 = 0
0 + -0.4x = 10 + -12
-0.4x = 10 + -12

Combine like terms: 10 + -12 = -2
-0.4x = -2

Divide each side by '-0.4'.
x = 5

Simplifying
x = 5

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